1 files changed, 11 insertions, 5 deletions
diff --git a/lib/irb/easter-egg.rb b/lib/irb/easter-egg.rb
index 3e79692de9..1d7460abcd 100644
--- a/lib/irb/easter-egg.rb
+++ b/lib/irb/easter-egg.rb
@@ -98,15 +98,21 @@ module IRB
       end
     end
 
+    private def easter_egg_logo(type)
+      @easter_egg_logos ||= File.read(File.join(__dir__, 'ruby_logo.aa'), encoding: 'UTF-8:UTF-8')
+        .split(/TYPE: ([A-Z]+)\n/)[1..]
+        .each_slice(2)
+        .to_h
+      @easter_egg_logos[type.to_s.upcase]
+    end
+
     private def easter_egg(type = nil)
       type ||= [:logo, :dancing].sample
       case type
       when :logo
-        File.open(File.join(__dir__, 'ruby_logo.aa')) do |f|
-          require "rdoc"
-          RDoc::RI::Driver.new.page do |io|
-            IO.copy_stream(f, io)
-          end
+        require "rdoc"
+        RDoc::RI::Driver.new.page do |io|
+          io.write easter_egg_logo(:large)
         end
       when :dancing
         begin